Using the chock
Use the chock to provide additional safety to prevent the vehicle from rolling away, e.g. when parking or changing a wheel.
Chock in luggage/passenger compartment
To remove the chock:
pull the holding rope 
slightly downwards and then remove it from bracket 
. Remove the chock.
When stowing it away, ensure that the chock has been secured in the bracket by the holding rope .
Chock at rear of chassis on left side of vehicle (example)
To remove the chock on platform vehicles:
pull the safety spring downwards and remove the chock . When stowing it away, ensure that the chock has been secured in the bracket by the safety spring.
Chock at rear of chassis on left side of vehicle (example: front-wheel drive-vehicle)
To remove the chock on platform vehicles:
detach the rubber strap from the hook 
. Pull the safety spring 
downwards and remove the chock .
downwards and remove the chock . When stowing it away, ensure that the chock has been secured in the bracket by the safety spring.